Petersburg Police Department

PETERSBURG, Ill. — A Palmyra, Mo., man was arrested Saturday afternoon in Petersburg about 24 hours after he allegedly murdered a woman. Raymond D. Gum Jr., 34, was arrested at 12:23 p.m. in the 300 block of E. Liberty in Petersburg, about 25 miles northwest of Springfield, Ill. Gum was armed, and Ben Hollis, chief…